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123 mechanical design engineer jobs found

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Onsite mechanical design engineer Missouri
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KI
Feb 08, 2026
Full time
Mechanical Design Engineer - Hydronics & Process Piping
Kelso Industries St. Louis, MO, USA
Together We Build - Partnership, Innovation, Excellence, and Safety At Kelso Industries, 3,500+ employees across 30 companies work together to deliver exceptional HVAC, mechanical, plumbing, refrigeration, and electrical solutions nationwide. Join us to grow your career, make an impact, and be part of a team where innovation, excellence, and safety come first. Recruiter Notice: We respectfully ask external recruiters and staffing agencies not to submit candidates. We only accept direct applications. Mechanical Design Engineer - Hydronics & Process Piping About NDBS National Design Build Services is a mechanical design/build firm that offers our customers knowledge and experience in designing air conditioning, heating, ventilation, and refrigeration systems (HVAC/R) in commercial and industrial buildings. Our projects consist of Healthcare, Food Processing, Manufacturing, Warehouses, Office Buildings and Refrigerated Warehouses. NDBS offers an impressive benefits and...
MM
Aug 28, 2025
Full time
Experienced Mechanical Design Engineer
Melton Machine & Control Co. Washington, MO, USA
Job Type Full-time Description Mechanical Design Engineers are responsible for designing custom weld fixtures and/or machines; interacting with customers while managing large and small programs as well as supporting the onsite fabrication and assembly. Mechanical Design Engineers work in a team environment designed to help New Employees become productive quickly. Duties Design weld fixtures and/or machines using Autodesk Inventor and Autodesk Vault. Work with Controls Engineering on the design of the controls systems. Support manufacturing during the fabrication and assembly process. Support onsite runoff of equipment with customers. Assist with the creation of shipping and manual documentation. Troubleshoot issues on or offsite throughout the life of the design. Assist application engineering with new opportunities. Actively participate in department and companywide continuous improvement initiatives. Requirements 7-10 years of experience in a mechanical design...
MI
Mar 22, 2026
Full time
Mechanical Design and Process Engineer
Maxcess International Eureka, MO, USA
PRIMARY RESPONSIBILITY: The Mechanical Design & Process Engineer is a technical product owner responsible for guiding product Safety, Quality and Cost in order to achieve company growth and profitability targets. This role is responsible for the mechanical design of new products to meet customer specifications and design modifications of existing products. Job function includes direct interaction with Customers, Sales, Marketing, Technical Support, Manufacturing, Vendors, and Management to determine product requirements, and develop technical drawings and specifications in a timely manner to meet tight schedules. DUTIES AND RESPONSIBILITIES: Apply Continuous Improvement methodologies to product designs and processes Hands on involvement with all phases of new and incremental product Conceptual design of parts and assemblies using SolidWorks and Development in a timely manner of accurate drawings and specifications for Supporting various Engineering databases and...
LD
Oct 10, 2025
Full time
Mechanical Engineer II
Leonardo DRS MO, USA
Job ID: 113040 Leonardo DRS is a leading supplier of integrated products, services and support to military forces, intelligence agencies and prime contractors worldwide. Focused on defense technology, we develop, manufacture and support a broad range of systems for mission critical and military sustainment requirements, as well as homeland security. Headquartered in Arlington, VA, the Company is a wholly owned subsidiary of Leonardo S.p.A. which employs more than 45,000 people worldwide. We offer a competitive compensation package and a business culture which rewards performance. Leonardo DRS is committed to being an employer of choice of a highly qualified, diverse, effective and productive workforce. Company Overview DRS Marlo Coil manufactures robust heat transfer, refrigeration, and air handling equipment for industrial, commercial, utility and marine markets. Our custom engineered heat transfer solutions are used in a variety of configurations to cool, heat, and...
DI
Apr 02, 2026
Full time
Mechanical Engineer/Designer - MEP
Dialectic Inc Kansas City, MO, USA
Dialectic is a full-service mechanical, electrical, and plumbing (MEP) engineering design and consulting firm with Headquarters located in the Crossroads of Kansas City, Missouri . Dialectic has a reputation for delivering inventive, flexible, and sustainable MEP designs for retail, education, restaurant, commercial and entertainment spaces. Our team, ranked as one of Kansas City's most diverse engineering firms , is as talented as they are diverse and works hard to exceed our clients' expectations. Dialectic offers highly competitive benefits that include eligibility for: ESOP Ownership Generous 401K Matching Program with company match and immediate vesting Annual Bonus Plan for all employees Generous Low-Cost Benefits including medical, dental, vision, life insurance, disability, LegalShield, etc. Healthy Lifestyle Reimbursement Program Generous PTO (Personal Time-Off) policy Eight (8) paid Company-paid Holidays Flex work schedule options Amazing office culture and...
JE
Apr 06, 2026
Full time
Senior Process Mechanical Engineer
Jedson Engineering Kansas City, MO, USA
Process Mechanical Engineer WHO WE ARE: Jedson Engineering is an Engineering Consultancy headquartered in Cincinnati, OH. We provide full-service engineering, procurement and construction management services to industrial process manufacturers that operate in pulp & paper, chemical, consumer products, power, heavy industrial, and food & beverage markets. We are in a significant growth mode and it's an exciting time to be joining our business! WHAT YOU'LL BE DOING: In this position, you'll join a dynamic engineering team in the execution of client projects. This person will execute process designs primarily within the consumer products industry that includes the investigation and analysis of data to make sound process design decisions aligned with company, client, and project objectives. You'll be expected to apply theory in a practical context to determine feasibility of design, identify potential process upsets and malfunctions incorporating appropriate...
MM
Apr 06, 2026
Full time
Continuous Improvement Engineer
Modine Manufacturing Company Jefferson City, MO, USA
Continuous Improvement Engineer Job Posting Location: Jefferson City, MO Posting Start Date: 1/21/26 Req Id: 5683 Required Travel: 0 - 10% Remote, Onsite or Hybrid?: Onsite For more than 100 years, Modine has solved the toughest thermal management challenges for mission-critical applications. Our purpose of Engineering a Cleaner, Healthier World™ means we are always evolving our portfolio of technologies to provide the latest heating, cooling, and ventilation solutions. Through the hard work of more than 11,000 employees worldwide, our Climate Solutions and Performance Technologies segments advance our purpose with systems that improve air quality, reduce energy and water consumption, lower harmful emissions, enable cleaner running vehicles, and use environmentally friendly refrigerants. Modine is a global company headquartered in Racine, Wisconsin (U.S.), with operations in North America, South America, Europe, and Asia. For more information about Modine, visit...
FG
Apr 06, 2026
Full time
Sr. Mechanical Engineer - HVAC/Building Systems
Farnsworth Group St. Louis, MO, USA
Farnsworth Group is seeking a Sr. Mechanical Engineer of HVAC/Building Systems in one of the posting locations below. In this role, you will assume multi-project responsibilities for HVAC, plumbing, fire protection and specialty piping system engineering and design for buildings including healthcare, commercial, industrial, and educational facilities. This role is one that can be entrepreneurial and grow into more responsibility via mentoring from more experienced engineers and is supported by a great team of engineers and drafters. It is client-facing and reports to a senior engineering manager, who will also provide mentoring and training opportunities to help you grow. Posting Locations: Champaign, Lisle, Normal, Peoria, Springfield, or Tinley Park, IL; or St. Louis, MO What You'll Do: Prepare accurate HVAC, plumbing, controls, and specialty piping system construction drawings, including specifications. Perform construction administration, including submittal...
BM
Apr 06, 2026
Full time
Assistant Mechanical Engineer- Power (Kansas City)
Burns & McDonnell Kansas City, MO, USA
Description The Assistant Mechanical Engineer will work under the supervision of a licensed professional engineer to assist project teams to create world class designs for new projects, alterations, and redevelopments on a variety of projects including power, process, corporate, healthcare, pipeline, airports, institutional, industrial, manufacturing, government, and military facilities. The Assistant Mechanical Engineer will work with the project team throughout the design and construction process, adapting mechanical plans according to budget constraints, design factors, or client needs. Assists in the mechanical design of projects from the conceptual phase through design completion. Assists with modifying and reviewing production drawings for a variety of projects including, but not limited to power plants, process facilities, industrial facilities, healthcare facilities, airports, educational institutions, commercial, and governmental and military facilities. Assists...
BM
Apr 06, 2026
Full time
Staff Mechanical Engineer - Pipeline & Facilities (Kansas City)
Burns & McDonnell Kansas City, MO, USA
Description The Staff Mechanical Engineer will work with the project team to create world-class designs for new projects, alterations, and redevelopments on a variety of natural gas facilities, including compressor stations, meter and regulator stations, and renewable natural gas facilities. The Staff Mechanical Engineer will work with the project team throughout the design and construction process, adapting mechanical plans according to budget constraints, design factors, or client needs. Execution of mechanical engineering design and analysis for natural gas facilities and pipeline-related projects. Mechanical design of stations and facilities including piping systems and material specifications. Preparation of calculations, studies, and technical reports including pipe stress, pressure relief, and equipment sizing. Development of P&IDs, piping plans, isometrics, equipment layouts, and associated bill of materials. Selection and specification of mechanical...
BM
Apr 06, 2026
Full time
Assistant Mechanical Engineer- Aviation & Federal (Kansas City)
Burns & McDonnell Kansas City, MO, USA
Description The Assistant Mechanical Engineer will work under the supervision of a licensed professional engineer to assist project teams to create world class designs for new projects, alterations and redevelopments on a variety of projects including power, process, corporate, healthcare, pipeline, airports, institutional, industrial, manufacturing, government and military facilities. The Assistant Mechanical Engineer will work with the project team throughout the design and construction process, adapting mechanical plans according to budget constraints, design factors or client needs. Assists in the mechanical design of projects from the conceptual phase through design completion. Assists with modifying and reviewing production drawings for a variety of projects including, but not limited to: power plants, process facilities, industrial facilities, healthcare facilities, airports, educational institutions, commercial, and governmental and military facilities. Assists...
BM
Apr 06, 2026
Full time
Staff Plumbing Engineer - Mission Critical
Burns & McDonnell Kansas City, MO, USA
Description Burns & McDonnell is a company comprised of more than 14,000 engineers, architects, construction professionals, scientists, consultants, and entrepreneurs with offices across the country and throughout the world. Burns & McDonnell's Mission Critical team was ranked #2 by the ENR in 2023. We have exciting opportunities for those interested in growing their careers in one of the most fast-paced, innovative sectors of high-tech building design and construction. Project focus would be mission-critical data center projects. This opportunity hires directly into our Mission Critical team and into a multibillion-dollar industry that is growing exponentially. Data Centers are an aggressive market for Burns & McDonnell and are highlighted by several priority articles on our site. Mission Critical is an international practice for Burns & McDonnell involving exciting, collaborative work across many departments. The Staff Plumbing Engineer will work on project...
Cl
Apr 06, 2026
Full time
Senior Fire Protection Engineer
Clayco St. Louis, MO, USA
About Us Clayco is a full-service, turnkey real estate development, master planning, architecture, engineering, and construction firm that safely delivers clients across North America the highest quality solutions on time, on budget, and above and beyond expectations. With $8.1 billion in revenue for 2025, Clayco specializes in the "art and science of building," providing fast track, efficient solutions for mission critical, industrial, life sciences, power & energy, aviation, commercial, institutional, residential and sports & entertainment related building projects. About LJC LJC Design & Engineering is a full-service architecture, engineering, and design firm committed to enhancing the quality of the human experience through integrated design. We are a team of high-energy professionals who share a passion for design, a collaborative approach, and a casual culture. We solve challenges by leveraging the collective expertise and ingenuity of the best and...
CI
Apr 04, 2026
Full time
Electrical Engineer
Craftsmen Industries Saint Charles, MO, USA
About Craftsmen Industries Craftsmen Industries custom manufactures unique specialty trailers and vehicles and large format printed elements for experiential marketing and industrial solutions for brands across the industry spectrum including Boeing, PepsiCo, and Anheuser-Busch. We pride ourselves on creating our products fully in-house from initial design and engineering to fabrication and the finishing touches of graphics and paint. Our Craftsmen team includes one subsidiary, Schantz Manufacturing. Schantz focuses on custom manufacturing of concession trailers for the fair and festival industry. Guided by our values, we BUILD by helping bring ideas to life in a dynamic and collaborative environment and we're looking for talented individuals to grow with us! What Do We Offer? Competitive compensation. Career development opportunities. Benefits including but not limited to Medical, Dental and Vision. 401(k) Match and Much More! Position Title: Electrical Engineer...
II
Apr 04, 2026
Full time
Onsite Job - Associate Manufacturing Engineer Level 4
Indotronix International Corporation Berkeley, MO, USA
Onsite Job - Associate Manufacturing Engineer Level 4 | Berkeley, Missouri, United States Indotronix is seeking an : Associate Manufacturing Engineer Level 4, Berkeley, MO Bachelor of Science degree Shift:First Start Time:8:00 AM End Time:5:00 P Is Clearance Required To Start?:No Position Responsibilities: Collaborate with cross-functional teams, including several engineering disciplines, operations leadership, and quality engineering to support the production and manufacturing processes for the F-15 aircraft Ensure support for efficient daily operations by supporting daily build plans and constraint identification and removal Utilize data and teaming with other functions to identify opportunities to improve the production of the F-15 fighter jet Implement quality and producibility production improvement initiatives Support operations by streamlining processes, improving quality, and ensuring timely delivery of products to our customers Utilize data analysis...
LP
Apr 04, 2026
Intern
Product Development Engineer Intern
Leggett & Platt Carthage, MO, USA
Open The Door to Opportunity! At Leggett & Platt, we provide real-world experiences that shape the future of young professionals. Our Doors Internship Program is a paid opportunity for students to contribute to and learn from a global leader in manufacturing, design, and innovation. We offer internships in fields ranging from engineering, business, finance, operations, environmental health science, and technology, allowing you to explore a variety of industries such as automotive, aerospace, home furnishings, bedding, and industrial products. About The Program: The Doors Internship Program is an immersive experience designed to build your expertise, grow your network, and give you hands-on experience across different functions. You'll work on real-world tasks and/or projects, receive mentorship from experienced professionals, and be part of a company that enhances people's lives through innovation in comfort-driven design and manufacturing. Learn more about the history of...
AS
Apr 03, 2026
Full time
Electrical Engineer
$85,000 - $110,000 yearly
Associates Systems LLC St. Louis, MO, USA
Electrical Engineer Designing electrical systems for commercial buildings with at least 5 years of experience. Ability to manage a portion of a project and/or the whole engineering team assigned to a project a plus . This candidate will be put in a position of responsibility and given the opportunity to lead a team and interface with the client from start to finish of a project. This position will be responsible for employee resource management, time management, and budget analysis. AutoCAD experience is required Experience in designing electrical systems for commercial buildings. Revit experience a plus Qualifications: Design electrical distribution systems and specify electrical equipment Prepare electrical drawings and specifications New equipment selection Single line and Riser diagrams, Emergency Power, Power, Lighting, Fire Alarm and Data Communication plans, Coordination with architectural, mechanical, structural and plumbing drawings Projects...
AS
Apr 03, 2026
Full time
Sr Electrical Engineer
$150,000 - $200,000 yearly
Associates Systems LLC St. Louis, MO, USA
Electrical Engineer Designing electrical systems for commercial buildings with at least 5 years of experience. Ability to manage a portion of a project and/or the whole engineering team assigned to a project a plus Experience designing electrical systems for commercial buildings AutoCAD and /or Revit experience a plus PE License a plus Qualifications: Design electrical distribution systems and specify electrical equipment Prepare electrical drawings and specifications New equipment selection Single line and Riser diagrams, Emergency Power, Power, Lighting, Fire Alarm and Data Communication plans, Coordination with architectural, mechanical, structural and plumbing drawings Projects include car dealerships, carwashes, commercial laundry, c-stores, healthcare facilities, industrial offices, institutional, religious facilities, restaurants, schools, and universities. This is a full-time permanent position with healthcare/dental/vision insurance for...
DI
Apr 02, 2026
Full time
Electrical Engineer/Designer - MEP
Dialectic Inc Kansas City, MO, USA
Dialectic is a full-service mechanical, electrical, and plumbing (MEP) engineering design and consulting firm with Headquarters located in the Crossroads of Kansas City, Missouri . Dialectic has a reputation for delivering inventive, flexible, and sustainable MEP designs for clients across the US. The Electrical Engineer/Designer will collaborate will with staff to create accurate technical drawings and contribute to the overall design process for our MEP Engineering firm which focuses on the design of systems for business, retail, housing, education, and entertainment industries. This position can be considered for a remote role. Key Responsibilities: Performs calculations and designs engineering systems with a high degree of independence Prepares basic to advanced electrical system layouts, detailed drawings and schematics Coordinate design requirements and decisions with other disciplines, BIM department, and project management Performs research and makes...
DB
Apr 01, 2026
Full time
Engineering Designer
DAKOTA BODIES LLC Liberty, MO, USA
THE ROLE The Designer will assist in the design and creation of product models, assemblies, Bills of Materials (BOMs) and drawings in SolidWorks for commercial and production facility needs under direction of engineers and the Director of Engineering. The Design Engineer will maintain product drawings by processing all necessary changes and create drawings per engineering standards. The designer will also perform design calculations and make recommendations for specific elements of a product design in accordance with the applicable codes and standards to which the products are manufactured. ESSENTIAL JOB FUNCTIONS • Create new product drawings/models and complete necessary calculations • Create and/or update product drawings and calculations as necessary for product modifications • Generate and track Engineering Change Requests and New Product Requests with research for the required change • Apply basic engineering principles in the design of new or modified products • Reviews...
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